The following balanced equation shows the formation of water. 2h2 + o2 right arrow. 2h2o how many moles of oxygen (o2) are required to completely react with 27. 4 mol of h2? 6. 8 mol 13. 7 mol 54. 8 mol 109. 6 mol.

Mabey a person hope this hels

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Which of the following is an example of an opposing signal? no examplthates given.   i would say, that traffic lights in a city at major intersections direct the flow of traffic in opposite directions so would be an example.also, stop signs on either side of the same street would be an example. at a train crossing, the light for allowing car traffic in opposite directions or not would be another example.